$bg:#FFFFFF;
$bod-fam:"宋体";
$no:none;
$flex:flex;
$fle-x:-webkit-flex;
body{
    font-family: $bod-fam;
    background-color: $bg;
}

$box-w:100vw;
$box-h:100vh;
#box{
    display:$fle-x;
    display:$flex;
    width:$box-w;
    height:$box-h;
    margin: auto;
}
#box #container {
  width: 75vw;
  height:75vh;
  margin: auto;
  
}

#map-zoom, #map-center {
  color: #0288d1;
}


@media only screen and (orientation:portrait) {
  #box{background:blue;}
}
@media only screen and (orientation:landscape) {
  #box{background:red;}
}